Clear Lake lake and shoreline

Clear Lake Water Level

California

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Clear Lake

Clear Lake is currently 3.5 feet below full pool, with a water-surface elevation of 1322.5 feet.

1322.47 ft · Updated 4 hours ago · U.S. Geological Survey (USGS)

Current level

1,322.47ft

−3.53 ft vs full pool

Low

Vs full pool

Since last reading

Down 0.01 ft

Previous readingNov 81,322.46 ft

7-day change

Down 0.03 ft

7-day trend: Stable

8 daily readings in the last 7 days

30-day change

Down 0.34 ft

30 daily readings in the last 30 days

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Water Level History

Current
1322.47 ft
24h
-0.01 ft
7d
-0.03 ft
30d
-0.34 ft

Elevation (ft) Rumsey · MSL

Reference line is designed full pool.

Water Temperature

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Lake Level Context

Level remains below the full pool

Clear Lake is currently 1322.47 ft, 3.53 ft below its full pool. The lake has fallen 0.03 ft over the past 7 days and 0.34 ft over the past 30 days.

Clear Lake Level Details

Reference elevations, recent daily readings, data sources, and answers to common questions.

Conditions & Reference

Level status

3.53 ft below full pool

Current level
1,322.47 ft
Full pool
1,326 ft
DatumVertical reference for published pool and stage elevations at this lake (from the lake catalog).
Rumsey
Elevation reference
MSL
Source
U.S. Geological Survey (USGS)

Reference levels

  • Full pool1,326 ft
  • Flood stage1,327 ft

Surrounding county drought

Abnormally Dry

Dominant category Abnormally Dry (D0); not counted as official drought.

Severity

NoneExtreme
Trend
Stable

Surrounding county drought

Lake County, CA

Abnormally Dry

Abnormally Dry. The largest share of Lake County, CA is Abnormally Dry (D0), which the U.S. Drought Monitor does not count as official drought. These figures describe the surrounding county from the lake location, not the lake itself.. Trend: Stable compared with last week. Official drought (D1–D4) no

Severity

NoneExtreme

Weekly trend

Stable

Compared with last week

Official drought (D1–D4)

No

Abnormally Dry (D0) is present in the surrounding county, but D0 is not counted as official drought (D1–D4).

U.S. Drought Monitor · map date Nov 3, 2026. Updated weekly. Official drought means U.S. Drought Monitor categories D1–D4 (Moderate through Exceptional). Abnormally Dry (D0) is not counted as official drought. droughtmonitor.unl.eduView drought map for Lake County, CA

Daily level summary

DateLevelChange
Nov 9, 20261,322.45-0.01
Nov 8, 20261,322.46-0.01
Nov 7, 20261,322.470
Nov 6, 20261,322.470
Nov 5, 20261,322.47-0.04
Nov 4, 20261,322.51-0.01
Nov 3, 20261,322.52+0.04

Common questions about Clear Lake’s water level

  • The current water level at Clear Lake is 1,322.47 ft (updated 4 hours ago). You can track the Clear Lake lake level on the interactive chart and daily history above.

  • Full pool for Clear Lake is 1,326 ft — the normal conservation target elevation when the reservoir is at its designed summer or operating pool.

  • Over the past seven days the Clear Lake lake level has held relatively steady — the current 7-day trend is Stable. The history chart above shows the full trend.

  • Based on the latest gauge reading, Clear Lake is currently 3.53 ft below full pool.

Lake level glossary

Definitions for pool targets, datums, and how elevation readings are labeled.

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